Vivitek D930TX. Projector brightness: 3000 ANSI lumens, Aspect ratio: 4:3, 16:9, Projection technology: DLP. Service life of lamp: 2000 h, Lamp power: 280 W, Service life of lamp (economic mode): 3000 h. Offset: 130 %. Vertical scan range: 43 - 87 Hz, Horizontal scan range: 15.30 - 90 kHz. RMS rated power: 3 W